From: Laurentiu Mihalcea <laurentiumihalcea111@gmail.com>
To: Joy Zou <joy.zou@nxp.com>, Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>, Frank Li <Frank.Li@nxp.com>,
Peng Fan <peng.fan@nxp.com>, Ye Li <ye.li@nxp.com>
Cc: devicetree@vger.kernel.org, imx@lists.linux.dev,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 1/3] dt-bindings: dma: fsl-edma: add dma-channel-mask property description
Date: Fri, 5 Jun 2026 03:44:23 -0700 [thread overview]
Message-ID: <cf7b4c03-e1f4-4439-8077-2f8677bb2cea@gmail.com> (raw)
In-Reply-To: <20260211-b4-imx95-v2x-v4-1-10852754b267@nxp.com>
On 2/11/2026 1:28 AM, Joy Zou wrote:
> Add documentation for the dma-channel-mask property in the fsl-edma
> binding. This property uses an inverted bit definition: bit value 0
> indicates the channel is available, while bit value 1 indicates
> unavailable.
>
> That was already used widely for i.MX8, i.MX9. Correcting the definition
> will break backward compatibility. This reversal only impacts the eDMA
> dts node and driver, and doesn't impact DMA consumer. Therefore,
> keep the inverted definition.
>
> Also add a note at the top of the binding to highlight this inverted
> definition to prevent confusion.
>
> Signed-off-by: Joy Zou <joy.zou@nxp.com>
Hi,
I believe this patch hasn't been picked up yet even though it's been ACK'd by one of the
DT binding maintainers.
Frank Li, can you please take it into your tree?
Thanks,
Laurentiu
next prev parent reply other threads:[~2026-06-05 10:44 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-11 9:28 [PATCH v4 0/3] Reserve eDMA channels 0-1 for V2X Joy Zou
2026-02-11 9:28 ` [PATCH v4 1/3] dt-bindings: dma: fsl-edma: add dma-channel-mask property description Joy Zou
2026-02-11 15:34 ` Frank Li
2026-02-11 22:06 ` Rob Herring (Arm)
2026-06-05 10:44 ` Laurentiu Mihalcea [this message]
2026-06-05 15:32 ` Frank Li
2026-02-11 9:28 ` [PATCH v4 2/3] arm64: dts: imx95: Reserve eDMA channels 0-1 for V2X Joy Zou
2026-02-11 9:28 ` [PATCH v4 3/3] arm64: dts: imx95-evk: update the dma-channel-mask property Joy Zou
2026-02-24 20:32 ` (subset) [PATCH v4 0/3] Reserve eDMA channels 0-1 for V2X Frank Li
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